When to plant parsley in Columbus

In Columbus, typical last spring frost is April 12 and typical first fall frost is November 3. Typical last spring frost: April 12. Parsley in Columbus is a good fit outdoors. The suitable growing window of 84 days covers the 70–80 days this plant usually needs.

Parsley

How to grow Parsley Columbus climate Weekly temperatures and windows

Where are you growing?

Comfortable

Not realistic in greenhouse

Comfortable in a cold frame

Parsley in Columbus is a good fit outdoors. The suitable growing window of 84 days covers the 70–80 days this plant usually needs.

When to plantMarch 28 – May 22

Harvest: June 6 – August 10
Season vs crop: 84 grow days vs 70–80 needed
Typical frost (last spring – first fall): April 12 – November 3

Parsley in Columbus is a good fit outdoors. The suitable growing window of 84 days covers the 70–80 days this plant usually needs.

Planting conditions

Direct sow
Grow outdoors
Harvest

Local activity windows for this place and growing method. Blue fill is usually too cold for this plant. Dashed lines are typical last and first frost.

Suitable growing days in a row84

Days to harvest70–80 days from seed

Mar 28 – May 22

Direct sow

May 23 – Jun 5

Grow outdoors

Jun 6 – Aug 10

Harvest

Activity	Window	Notes
Direct sow	Mar 28 – May 22	Plant outdoors in this window.
Grow outdoors	May 23 – Jun 5	Plants grow outdoors until harvest.
Harvest	Jun 6 – Aug 10	Expected harvest from typical days to harvest.

Direct sow
Grow outdoors
Harvest

Blue fill is usually too cold for this plant. Dashed lines are typical last and first frost (35 seasons (1991–2025)). Adjust a week or two for your conditions.

Planting and growing across the year

Planting is the sow / plant-out window. Growing is daytime air versus this plant’s ideal (15 – 21 °C59 – 70 °F15 – 21 °C (59 – 70 °F)) and tolerable (4 – 27 °C39 – 81 °F4 – 27 °C (39 – 81 °F)) ranges.

Ideal / plantable
Tolerable
Too cold
Too hot
Outside window

Planting uses sow / plant-out rules; growing shows daytime air against this plant’s ideal and tolerable ranges.

Key dates

Typical last spring frostApril 12

Low-risk last spring frostApril 25

Typical first fall frostNovember 3

Low-risk first fall frostOctober 26

Frost-free days204

Outdoor sow dateMarch 28

Direct sow windowMarch 28 – May 22

Suitable growing windowMarch 28 – June 19 (84 days)

Expected harvestJune 6 – August 10

How these dates are judged

Ideal conditions: Daytime air from 15 – 21 °C59 – 70 °F15 – 21 °C (59 – 70 °F).
Suitable conditions: Daytime air from 4 – 27 °C39 – 81 °F4 – 27 °C (39 – 81 °F).
Last frost and first frost: Typical spring and fall frost dates for Columbus, shown in the key dates.
Days to harvest: 70–80 days from seed, from typical days to harvest.
Sowing window: Dated sow and harvest bars use frost dates, soil minima, night limits, and last-sow count-back from typical crop timing. Air ratings on the weekly chart colour only weeks inside that same window — see weekly temperatures and windows.

Other plants for Columbus

Calculated by Plan & Plant. Method. Data 35 seasons (1991–2025).

Frost and suitability dates are typical figures from climate statistics.

Based on 35 years (1991–2025) of ERA5-Land data from Open-Meteo, for an area of about 10 km. Typical dates, not a guarantee.

Dates for Columbus use ERA5-Land cell 40.00, -83.00. How we calculated this · Algorithm 2026-10-season-10.

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